Includes 20 High Quality Lead Free Acrylic (Plastic) Gemstones in a one color. Size: 25mm or 1 Inch. Round Point Top. Transparent jewels reflect light via the flat back mirror coating. Use them for clothing & costumes, cards & invitations, art & décor, and all types of craft work. Suitable for party supplies, props, and theatrical performances. Very popular as as costume gems for cosplay. They are lead free (safe for skin!) and used as body gems! Professional grade for jewelry making, fabric embellishments, and commercial displays. Add your own glue. Material: acrylic. Not self adhesive 18 Colors available. Satisfaction Guaranteed! For adult crafting, for professional / hobby use. Not intended for children under 14. 25mm are 1 inch Round circle flat back big rhinestone jewels used for cards and invitations, jewelry, apparel and accessories manufacturing. High quality. Lead free and acid free. Perfect as costume gems for cosplay, halloween. For adult crafting, for professional / hobby use. Not intended for children under 14.